Sears Adding Machine

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Description
This ten-key printing electric adding machine has a bright orange and brown plastic frame, plastic keys, metal workings, and a paper tape. In addition to a block of ten numeral keys, the keyboard has an “x” key on the left, and - (/) T”and + (/) S bars on the right. The printing mechanism is behind the keyboard, with a narrow 2-1/4” (5.7 cm.) paper tape. Numbers up to eight digits long may be printed. There is a plastic serrated edge for tearing the paper tape. One type bar prints special characters. An orange button in the back of the machine can be pressed to release the lid for access to the mechanism and the black ribbon. Parts include a clear plastic cover and a black cord.
The machine is marked on the right: Sears. It is marked on the bottom: MODEL 888.58801 (/) 120 V 60 W 0.5A (/) SERIAL # 8263820 (/) MADE IN JAPAN. It is marked on the cord: KAWASAKI (/) KP-50 (/) JAPAN.
For manual, see 1988.0265.03. A receipt inside the manual indicates that the donor purchased the machine on May 28, 1973, for $46.68 (including tax).
Location
Currently not on view
date made
1973
distributor
Sears
maker
Kawasaki
place made
Japan
Physical Description
plastic (overall material)
paper (overall material)
metal (overall material)
Measurements
overall: 13 cm x 21.5 cm x 30 cm; 5 1/8 in x 8 15/32 in x 11 13/16 in
ID Number
1988.0265.02
accession number
1988.0265
catalog number
1988.0265.02
Credit Line
Gift of Burton J. Udelson
subject
Mathematics
See more items in
Medicine and Science: Mathematics
Science & Mathematics
Adding Machines
Data Source
National Museum of American History, Kenneth E. Behring Center

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